Scotch Bubble Mailer, 9.5 x 13.5-Inches, Size #4, 25-Pack Go to amazon.com Related posts Top recommendation for bubble mailers 25 FeatureEasy, self-sealing closure, bubble cushioning provides protectionPaper bubble mailer size #425-Pack of mailers9-1/2 x 13-1/2-Inches DescriptionBubble Mailers feature an easy, self-sealing closure. Although they are lightweight, the bubble cushioning provides protection.